clinical decision unit (cdu) - kallus clinical protocols 616.pdf · clinical decision unit (cdu)...
TRANSCRIPT
Stony Brook University Hospital Department of Emergency Medicine
Clinical Decision Unit (CDU)
Clinical Protocols
(Revised 6/16)
ABDOMINAL PAIN PROTOCOL CDU INCLUSION CRITERIA
• Stable vital signs • Presence of ancillary signs/symptoms (i.e. anorexia, N&V, fever, elevated WBC) • Negative pregnancy test • Non-surgical abdomen • High likelihood (~70%) of discharge within 15 hours
CDU EXCLUSION CRITERIA
• Unstable vital signs (HR >110, SBP<100, RR > 22) • Surgical abdomen - free air, rigidity, rebound tenderness • Bowel obstruction (even partial) or ileus • Immunocompromised patient (T-cells < 200, chemo, transplant) • Pregnant patient • History of frequent ED visits for abdominal pain – suspected habitual patient / narcotic abuse
POTENTIAL CDU INTERVENTIONS
• Analgesics • NPO, IV hydration • Repeat CBC, lactate • Imaging studies as indicated (i.e. CT, ultrasound) • Serial vital signs • Serial exams Q2-4 hours as indicated • Surgical consultation as needed
DISPOSITION
Home
• Pain resolved or significantly improved • Vital signs acceptable • No diagnosis requiring hospitalization
Admit
• Persistent vomiting • Pain not resolving or worsening • Unstable vital signs • Clinical condition or positive testing that merits hospitalization • Consultant preference • Surgical abdomen
ALLERGIC REACTION PROTOCOL
CDU INCLUSION CRITERIA
• Response to initial therapy in the ED • No airway involvement • Stability or improvement in ED after treatment
CDU EXCLUSION CRITERIA
• Hypotension (SBP <100), tachycardia > 110 • O2 saturation consistently < 94% on room air • Suspicion of acute coronary syndrome • Stridor, respiratory distress, hoarseness • IV pressors required
POTENTIAL CDU INTERVENTIONS
• IV fluids as needed • Frequent rechecks and documentation of clear airway • Cardiac monitoring (if indicated) • Pulse oximetry • Antihistamines, corticosteroids • Inhaler or nebulizer treatments (if indicated) • Repeat doses of SQ epinephrine
DISPOSITION
Home
• Resolution or improvement in clinical condition • Stable VS
Admit
• Delayed worsening • Persistent wheezing or stridor • Inadequate response to therapy during observation • Inability to take oral medications • Abnormal vital signs: SBP < 100mm or RR > 24/min or hypoxia
ASTHMA PROTOCOL
CDU INCLUSION CRITERIA
• Alert and oriented, acceptable vital signs • Intermediate response to therapy - improving but still wheezing • PEFR (peak flow) 40-70% predicted (or personal best) after β2 agonists • β2 agonist nebs (2 treatments or 10 mg albuterol) + steroids given in ED • Minimum ED treatment time > 2 hours • Chest X-ray with no acute findings (pneumonia, pneumothorax, CHF)
CDU EXCLUSION CRITERIA
• Unstable VS or clinical condition - severe dyspnea, confusion, drowsiness • Poor response to initial ED treatment: Persistent use of accessory muscles, RR>40, or excessive effort • Elevated pCO2 (>50) plus decreased pH, if ABG done • O2Sat < 92% on room air, unless documented chronic hypoxia • PEFR < 40% predicted or personal best • Suspicion of ACS, new onset CHF, pneumonia
POTENTIAL CDU INTERVENTIONS
• Serial treatments with nebulized β2 agonist and ipratropium • IV Magnesium Sulfate, as needed. • Frequent reassessment. • BNP if needed. • Systemic steroids (PO or IV) • Pulse oximetry, ABG, and oxygen with cardiac monitoring, as needed
DISPOSITION
Home
• Discharge on steroids, nebs, with follow-up and smoking cessation • Acceptable VS – HR <100, RR <20 after ambulation • Pulse Ox >95% on RA (or return to baseline) • Resolution of bronchospasm or return to baseline status • PEFR > 70% predicted (or 70% personal best) – if reliable reading
Admit
• Progressive deterioration in clinical status or VS • Failure to resolve bronchospasm within 15 hours • Persistent PEFR < 70% of predicted (if reliable) • Hypoxic despite therapy, if not chronic state
BACK PAIN PROTOCOL
CDU INCLUSION CRITERIA
• Inability to adequately control pain in ED with analgesics • Normal neurological function • Afebrile • No risk of metastatic disease or vertebral or epidural abscess • Back pain without severe trauma • Normal imaging (if obtained) • Inability to ambulate because of pain • Must clearly not be chronic pain or seeking behavior
CDU EXCLUSION CRITERIA
• Frequent ED visits for back pain – suspected habitual patient • Age over 65 years old • Acute motor deficit (i.e. foot drop, loss of extension of foot or 1st toe, loss of control of bowel or bladder) • Abnormal imaging if obtained (burst fracture, spine canal involvement) • High suspicion of cord compression, metastatic disease, epidural bleed or abscess, discitis. • Fever
POTENTIAL CDU INTERVENTIONS
• Narcotic analgesics (+ NSAIDs if appropriate) • Serial exams • Physical therapy assessment • Consultation as needed – Spine, social service • Imaging (CT or MRI) if acute surgical disease or cancer is suspected
DISPOSITION
Home
• Ability to ambulate and care for self at home with oral analgesics • Pain at a tolerable level for discharge home • No worsening in neurologic exam
Admit
• Inability to tolerate pain on oral medications • Inability to ambulate or care for self at home • Worsening neurological exam • Abnormal imaging warranting inpatient admission
CELLULITIS PROTOCOL CDU INCLUSION CRITERIA
• Serial exams needed to exclude rapidly progressive cellulitis • Cellulitis which requires > 1 dose IV antibiotics (systemic toxicity or rapidly spreading process) • Temp < 40.C, WBC < 16,000 and >4,000. • Cellulitis with a drained abscess which requires a brief period of observation and wound care
CDU EXCLUSION CRITERIA
• Septic or toxic patients – clinical appearance, evidence of severe sepsis (Temp >40, SBP<100, RR>22, HR>100, acute organ dysfunction, lactate >4mmol/L )
• Immunocompromised patients – neutropenia, HIV, transplant patients, ESRD/hemodialysis, patients on immunosuppressant or chemotherapy, post-splenectomy patients.
• High risk infections – diabetic foot infections; infections proximate to a prosthesis, percutaneous catheter or indwelling device, infections of the orbit or upper lip/nose or neck, infections of >9% TBSA, extensive tissue sloughing, suspicion of osteomyelitis or deep wound infection.
• Poorly controlled diabetes • Patient unable to care for self at home • Patient who can be discharged after 1 dose of IV antibiotics
POTENTIAL CDU INTERVENTIONS
• Mark edges of cellulitis with indelible marker to monitor progression • IV antibiotics - MRSA coverage as indicated • Pertinent labs (Repeat CBC, glucose, blood or wound cultures)
DISPOSITION
Home
• Improvement or no progression of cellulitis • Improved and good clinical condition (i.e. no fever, acceptable vital signs) for 8 hrs. • Able to perform cellulitis care at home and take oral medications
Admit
• Increase in skin involvement • Clinical condition worse or not better (i.e. rising temp, poor vitals, increasing WBC-if checked) • Unable to take oral medications • Unable to care for wound at home, home care unavailable
CHEST PAIN PROTOCOL CDU INCLUSION CRITERIA
• Patients without a prior history of CAD/Angina and: • ACS risk is low based on HEART Score • Chest discomfort is potentially due to cardiac ischemia • No acute ECG changes of ACS, negative initial troponin • Acceptable vital signs
CDU EXCLUSION CRITERIA
• Moderate to high risk criteria by HEART Score • New ECG changes consistent with ischemia or arrhythmia • Positive troponin, not known to be chronic • Stress test or cardiac imaging needed - but NOT available • Chest pain is clearly not cardiac ischemia • Recent normal cardiac catheterization or CTCA (no coronary stenosis)
POTENTIAL CDU INTERVENTIONS
• Continue saline lock, O2, cardiac monitor • Nitrates prn, daily aspirin, NPO before test • Serial Troponin I and ECGs at 3 and 6 hours from first ED blood draw • No 6-hour level needed if negative provocative test or imaging performed after 4hr draw • 6-hour lab needed if positive “delta” (normal, but >50% rise) between 1st two labs • Repeat EKG based on symptoms– show to covering ED physician STAT • Cardiac imaging- if initial (and 3 hour markers for provocative testing) are negative • If no provocative test or imaging is available – admit if indicated, otherwise discharge on
appropriate medications with short term follow up and instructions
DISPOSITION
Home • Acceptable VS and stable symptoms • No serious cause of symptoms identified • Normal serial cardiac markers and EKGs • Negative provocative test or cardiac imaging for ACS
Hospital
• Unstable VS • Positive cardiac markers or EKGs • Positive provocative or imaging test – ischemic or reversible defect • ED physician or cardiologist discretion • Serious alternative diagnosis, e.g. PE, aortic dissection
COPD EXACERBATION PROTOCOL CDU INCLUSION CRITERIA
• Good response to initial therapy (β-agonists, iaprotropium, steroids) • No acute process on chest X-ray (required) • Acceptable VS (PO2>90, HR<100, RR<24, SBP>100) • Alert and oriented • No indication of impending respiratory fatigue
CDU EXCLUSION CRITERIA
• Acute co-morbidities - Pneumonia, CHF, cardiac ischemia • Unstable VS or clinical condition (i.e. BIPAP required) • Acute confusion / lethargy, elevated pCO2 (if drawn) or evidence of CO2 narcosis • Poor response to initial therapy • O2 sat < 85 on 2 L O2 after 5 mg aerosolized Albuterol • Persistent use of accessory muscles, RR>28 after initial treatment • Estimated likelihood of discharge from observation is less than 70%
POTENTIAL CDU INTERVENTIONS
• Serial treatments: β-agonists Q2-4hr, iaprotropium Q6hr, and steroids • Hydration, antibiotics if indicated • Pulse oximetry, ABG if indicated • Supplemental oxygen, as indicated • Reassessment Q4 hours • Cardiac monitoring, cardiac markers, ECGs, and BNP, as needed • Chest imaging, as indicated
DISPOSITION
Home
• Acceptable vital signs • Resolution of exacerbation or return to baseline status • Pulse-ox > 90% on room air or home FIO2, back to patient’s baseline
Admit
• Progressive deterioration in status, Unstable vital signs • Failure to resolve exacerbation within 18 hours • Co-existent pneumonia or CHF • Uncompensated pCO2 Retention • O2 sat < 90 % on room air or home FIO2
DEHYDRATION/VOMITING/DIARRHEA PROTOCOL CDU INCLUSION CRITERIA
• Acceptable vital signs • Mild to moderate dehydration • Self-limiting or treatable cause not requiring hospitalization • Mild to moderate electrolyte abnormalities • Evidence of dehydration – vomiting/diarrhea, high BUN/Cr ratio, orthostatic changes, poor skin
turgor, high urine specific gravity, hemoconcentration, etc. • Hyperemesis Gravidarum
CDU EXCLUSION CRITERIA
• Dehydration is not clearly present • Unstable VS (hypotension, tachycardia, severe dehydration) • Cardiovascular compromise • Severe (>15%) dehydration • Severe electrolyte abnormalities • Associated cause not amenable to short term treatment: bowel obstruction, appendicitis, bowel
ischemia, DTs, DKA, sepsis, etc. • Habitual ED user or history of chronic/cyclic vomiting
POTENTIAL CDU INTERVENTIONS
• IV hydration • Antiemetics • Serial exams, monitor intake and output, vital signs
DISPOSITION
Home • Acceptable VS • Resolution of symptoms, able to tolerate oral fluids • Normal electrolytes
Hospital
• Unstable VS • Associated cause found requiring hospitalization • Inability to tolerate oral fluids
DRUG/ALCOHOL INTOXICATION PROTOCOL
CDU INCLUSION CRITERIA
• Acceptable vital signs • Normal EKG • Expected resolution/discharge within < 16 hours
CDU EXCLUSION CRITERIA
• Unstable vital signs (hypotension, hypoxia) • Abnormal EKG (arrhythmia, prolonged QTc, wide QRS) • Poison Control recommending prolonged admission • Acetaminophen overdose requiring n-acetyl cysteine • Obvious medical condition or traumatic injury requiring admission
POTENTIAL CDU INTERVENTIONS
• Cardiac and oximetry monitoring • Serial vital signs • Mental status monitoring • IV hydration and Benzodiazepines, as indicated • Monitoring for signs of withdrawal • Toxicology screen, alcohol level • Serial acetaminophen levels • Poison Control consultation • Psychiatry and/or social work evaluation, as indicated
DISPOSITION
Home
• Normal vital signs • No signs of withdrawal • Return to baseline mental status • Ambulating and tolerating PO fluids • Cleared or accepted by psychiatry, if indicated
Admit
• Unimproved or deteriorating clinical or mental status • Signs of persistent alcohol withdrawal or delirium tremens • Medical condition or traumatic injury requiring admission • Poison Control recommending admission
HEAD INJURY PROTOCOL CDU INCLUSION CRITERIA
• Normal CT scan of brain • Acceptable Vital Signs • Headache, dizziness, transient vomiting, transient amnesia are acceptable • EtOH level <100 for intoxicated patients • Patients with normal mental status
CDU EXCLUSION CRITERIA
• Unstable VS • Abnormal CT Scan of brain • Depressed skull fracture • Penetrating skull injury • Focal neurologic abnormality or significant confusion • Uncooperative patient, restraints, or sitter required • Acute psychiatric disorder, suicidal patient
POTENTIAL CDU INTERVENTIONS
• Serial neurologic exams including vital signs every 2- 4 hours, as ordered
• Analgesics • Antiemetics • Neurosurgical/Neurological/Trauma consultation if indicated • Repeat CT scan or MRI as indicated
DISPOSITION
Home
• Acceptable VS • Normal serial neurologic exams • Cleared by consulting services, if involved
Admit
• Deterioration in clinical condition • Development of any exclusion criteria • Discretion of consulting services
HEADACHE PROTOCOL CDU INCLUSION CRITERIA
• Persistent pain in tension or migraine headache • History of migraine with same aura, onset, location and pattern • Drug related headache • No focal neurological signs • Normal CT scan (if done) • If LP is needed, then it must be done and normal
CDU EXCLUSION CRITERIA
• Focal neurologic signs • Meningismus • Elevated intraocular pressure as cause (i.e. glaucoma) • Abnormal CT scan • Abnormal LP (if performed) • Hypertensive emergency (diastolic BP > 120 with symptoms) • Suspected temporal arteritis • Blocked VP shunt • Frequent ED visits – suspected habitual patient, narcotic seeking behavior
POTENTIAL CDU INTERVENTIONS
• Serial exams including vital signs, • Neurologic checks: level of alertness, speech, motor function • Analgesics • Possible Neurology evaluation
DISPOSITION
Home
• Resolution of pain • Other individual to take patient home • No deterioration in clinical course
Admit
• No resolution in pain • Deterioration in clinical course • Rule in of exclusionary causes
HYPERGLYCEMIA PROTOCOL
CDU INCLUSION CRITERIA
• Blood sugar > 300 & < 600 after ED treatment • Normal to near normal pH and total CO2 level • Readily treatable cause (e.g. non-compliance, UTI, abscess)
CDU EXCLUSION CRITERIA
• DKA (pH <7.20, total CO2 <18, elevated serum acetone, anion gap >18) • Hyperosmolar non-ketotic coma • Blood glucose > 600 • Precipitating cause unknown or not readily treatable • Social issues – precluding adequate outpatient management
POTENTIAL CDU INTERVENTIONS
• IV hydration, 0.9NS at 150-250 cc/hr • Bedside glucose q 2 hours until level < 300, then q 4 hours • Sliding scale insulin (see sliding scale guidelines) • Treat precipitating cause (antibiotics, I&D abscess, etc.) • Diabetic counseling • Repeat electrolytes q4hours until labs stable
DISPOSITION
Home
• Blood glucose < 250 • Resolution of symptoms • Stable vital signs • Successful treatment of precipitating cause • Tolerating PO fluids • PCP follow up within 48 hours if new onset • Patient education
Admit
• Worsening symptoms • Unstable vital signs • Blood glucose remains > 250 • Development of DKA • Unable to tolerate PO fluids • Poor candidate for home management
HYPOGLYCEMIA PROTOCOL CDU INCLUSION CRITERIA
• Blood sugar below 40 mg% pre Rx (if obtained) and 80 post treatment • Symptoms resolved with administration of glucose • Type I or Type II Diabetes • Etiology determined (e.g. missed a meal)
CDU EXCLUSION CRITERIA
• Intentional overdose of hypoglycemic medications • Use of long acting oral hypoglycemic agent such as glyburide • Insufficient change in symptoms with administration of glucose • Fever, hypothermia (T < 35C or T > 38C) • D5-D10 drip required to maintain euglycemia
POTENTIAL CDU INTERVENTIONS
• Dietary food tray • Serial exams and vital signs • IV hydration, K administration or electrolytes as indicated • Serial lab - repeat glucose Q2-4hr and as indicated • IV D-50 (or oral juice if alert) for hypoglycemia and confusion – notify physician • Diabetic counseling as needed
DISPOSITION
Home
• Resolution of symptoms • Capable adult supervision • Bedside glucose over 80 mg% • Resolution of precipitating factor • Follow up with primary care
Admit
• Deterioration of clinical signs • Persistent deficits in neurological status • Bedside glucose consistently < 80
PNEUMONIA PROTOCOL
CDU INCLUSION CRITERIA
• History, exam, and CXR consistent with acute pneumonia • Stable vital signs • PORT score (Pneumonia Severity Index) class <3 • O2 saturation >92 % on room air at the time of observation order • Outpatient support and home capable of managing pneumonia if discharged • Initial dose of antibiotics given in the ED • Low complexity/severity
CDU EXCLUSION CRITERIA
• Persistently abnormal vitals – after ED treatment (O2 saturation <92% on RA, HR >120, SBP<100, RR>30, T<35 or >40 C)
• Significantly abnormal ABG – if done (pCO2>45, pH<7.35) • Potential respiratory failure • Multi-lobar pneumonia • Unlikely to be discharged in 24 hours, poor candidate for outpatient therapy • Immunocompromised patients: HIV, PCP pneumonia, chemotherapy, chronic corticosteroid use,
active cancer, sickle cell disease, asplenic patients. • High risk patients: Nursing home patient, cancer, cirrhosis, ESRD, altered mental status,
nosocomial etiology, aspiration risk (i.e. bulbar stroke) • High suspicion of – DVT/PE, SARS, H1N1, or TB (HIV/AIDS, institutionalized, recent prison,
native of endemic region, history of pulmonary TB, apical disease on CXR)
POTENTIAL CDU INTERVENTIONS
• Antibiotics based on contemporary guidelines for pneumonia • Supplemental oxygen and bronchodilator therapy as needed. Steroids as indicated. • Analgesics as needed for pain, myalgias, or cough/sputum • Serial vital signs, cardiac and oxygen saturation monitoring (continuous or intermittent) • Assistance with activities of daily living as needed
DISPOSITION
Home
• Subjective and clinical improvement during CDU stay • Acceptable vital signs during observation period • Patient able to tolerate oral medications and diet
Admit
• Patient not subjectively improved enough to go home • Lack of clinical progress or clinical deterioration. • Unable to safely discharge for outpatient management • Physician discretion
PYELONEPHRITIS PROTOCOL CDU INCLUSION CRITERIA
• Clinical evidence of pyelonephritis (flank pain, urgency, frequency, dysuria) • UA evidence of pyelonephritis (significant pyuria, nitrates, and/or leukocyte esterase) • Not suitable for discharge from the ED • Urine cultures obtained • Acceptable vital signs and normal mentation
CDU EXCLUSION CRITERIA
• Male patients • Pregnant females • Abnormal VS after ED treatment (SBP <90, HR >120, T<35 or >40 C) • Mental status changes • Significant comorbidities – diabetes, renal failure, sickle cell disease • Immunosuppressed patients - HIV, transplant patients, chronic high dose steroids, asplenic • Urinary tract anatomic abnormality (solitary kidney, reflux, or indwelling device) • Urethral or ureteral obstruction (i.e. kidney stones, urinary retention) • Poor candidate for outpatient treatment of pyelonephritis (i.e. poor home support)
POTENTIAL CDU INTERVENTIONS
• IV hydration, antiemetics, antipyretic • IV antibiotics based on contemporary guidelines for pyelonephritis • Advance to oral antibiotics, antiemetics, and analgesics- as tolerated • Imaging as needed (CT or ultrasound)
DISPOSITION CRITERIA
Home • Resolution or improvement of systemic symptoms • Ability to take PO medications • Stable vital signs • Require follow-up, when and where
Hospital
• Clinical deterioration or lack of adequate improvement • Inability to tolerate oral meds or hydration • Unstable vital signs or evidence of septic shock • Abnormal imaging (ureteral obstruction or emphysematous pyelonephritis, solitary kidney)
RENAL COLIC PROTOCOL
CDU INCLUSION CRITERIA
• Diagnosis of renal colic established or classic clinical picture • Uncomplicated stone • Persistent pain or vomiting despite medication • Acceptable VS
CDU EXCLUSION CRITERIA
• Unstable VS • Clinical evidence of a UTI (fever, significant pyuria) • Solitary kidney • Relative large proximal stone (>6 mm) with high grade obstruction • Acute renal failure
POTENTIAL CDU INTERVENTIONS
• IV Hydration • Analgesics, antiemetics, Flomax • Diagnostic imaging tests as needed – CT, US • Serial exams and vital signs • Strain urine for stone capture and analysis, U/A if not yet done • Urology consultation, as needed.
DISPOSITION
Home • Acceptable VS • Pain and nausea resolved or controlled • Passage of stone
Hospital
• Persistent vomiting or uncontrolled pain after 14 hours • Diagnosis of coexistent infection or significant abnormality • Change in diagnosis requiring further therapy or workup
SEIZURE PROTOCOL CDU INCLUSION CRITERIA
• Past history of seizures with breakthrough seizure or subtherapeutic anticonvulsant level • No seizure in last 2 hours • New onset seizures with a normal neuro exam, normal head CT, and neurology agreement • Blood work: electrolytes, blood glucose, anticonvulsant levels and tox screen (as indicated)
CDU EXCLUSION CRITERIA
• Ongoing seizures or postictal state • Persistent focal neurological findings (e.g. Todd’s paralysis) • Clinical suspicion of meningitis or new CVA • Delirium of any etiology, including alcohol withdrawal syndrome / DTs • Seizures due to toxic exposure (e.g. theophylline or carbon monoxide toxicity) or hypoxemia • Pregnancy beyond first trimester / eclampsia • New findings on head CT • New EKG changes or significant arrhythmias
POTENTIAL CDU INTERVENTIONS
• Appropriate anticonvulsant therapy • Seizure precautions • Cardiac and oximetry monitoring • Serial neuro checks and vital signs (q 2 hours) • Toxicological testing, as indicated • EEG, as indicated • NPO or liquid diet as indicated • Neurology consult if new onset seizures
DISPOSITION
Home
• No deterioration in clinical status • Therapeutic levels of anticonvulsants PRN • Correction of abnormal labs • Resolution of post-ictal or benzodiazepine-related sedation • Appropriate home environment
Admit
• Deterioration of clinical status, mentation, or neuro exam • Rule in for exclusionary causes • Inappropriate home environment • Recurrent seizures or status epilepticus • Not sufficiently alert for discharge after 18 hours observation
SOCIAL PROTOCOL
CDU INCLUSION CRITERIA
• Pt. requires assisted living arrangements, i.e. home care, nursing home • Family requires assistance with home care needs • Social service consult available within 4 hours • Patient condition does NOT require extensive CDU nursing care • High probability of care arrangements within 16-hour time frame • Should be considered on case by case basis
EXCLUSION CRITERIA
• Inpatient admission criteria are met • Social worker unable to provide timely consult • Inability to place pt. within 16 hour time frame • Clinical or physical condition requires stabilization in an inpatient bed • Patients' condition requires a higher intensity than ED/CDU nursing can provide • Patient should not require restraints, safety-sitter or sedation
POTENTIAL CDU INTERVENTIONS
• Consult Social Services • Work with family, patient, primary care physician and nursing services to coordinate best
outpatient care • Monitor vital signs, labs
DISPOSITION
Home
• Home assistance arranged • Family refuses placement • Nursing home not available and family willing/able to take patient home
Admit
• Unable to obtain nursing home placement or home assistance and the patient is not safe for discharge home within 18 hours
• Clinical deterioration • Need for inpatient admission identified
SYNCOPE PROTOCOL
CDU INCLUSION CRITERIA
• Minimum ED interventions: ECG, monitor, stool guaiac, orthostatic, IV, labs • No acute dyspnea or history of CHF • No acute EKG changes, bundle branch block, or significant arrhythmias • Vital signs normal • No new neurologic deficits • Age <65 years and no high risk characteristics
CDU EXCLUSION CRITERIA
• Abnormal or unstable vital signs (HR <50 or >100, SBP<100 or >200, pO2<94%, RR>24) • ECG: BB blocks {LBBB; RBBB+LAFB; RBBB+LPFB - especially with 1st degree heart block};
Prolonged QTc (>500mS), new ECG ST/T wave changes • Significant cardiac arrhythmias (v-tach, a-fib, bradycardia, etc) • Serious cause suspected – ACS, PE, GI Bleed, sepsis, AAA, IC bleed, etc. • History of CHF, major valvular disease, family history of sudden death (<50) • Significant injury (i.e. fracture, subdural). Lacerations acceptable. • New CT or lab abnormalities (if done) • Unsafe home environment
POTENTIAL CDU INTERVENTIONS
• Serial vital signs, cardiac and ST segment monitoring take postural BP • Serial CBC, cardiac biomarkers • Appropriate IV hydration, diet • Additional selective workup (based on patient): Cardiac workup – possible 2-D echo, stress
imaging, tilt testing, holter event monitor, pacemaker evaluation, EP consult • PE work up – possible D-dimer, CT chest, venous doppler • Neurologic workup – possible serial neuro checks, HCT, neurology consult, EEG
DISPOSITION
Home
• Benign observation course, stable vital signs • No arrhythmia documented on review of cardiac monitor history screens • Acceptable home environment • Follow up with possible holter monitor
Admit
• Deterioration of clinical course • Significant testing abnormalities • Unsafe home environment
TIA PROTOCOL
CDU Inclusion Criteria
• Transient ischemic attack – resolved deficit, not crescendo • Negative head CT • Workup can be completed within ~18hrs
CDU Exclusion Criteria
• Head CT imaging positive for bleed, mass, or acute infarction. • Known extra-cranial embolic source – history of atrial fibrillation, cardiomyopathy, artificial
heart valve, endocarditis, known mural thrombus, patent foramen ovale, or recent MI. • Known carotid stenosis (>50%) • Any persistent acute neurological deficit or crescendo TIAs • Non-focal symptoms – ie confusion, weakness, seizure, transient global amnesia • Hypertensive encephalopathy • Severe headache or evidence of cranial arteritis • Acute medical or social (poor home support) issues requiring inpatient admission • Prior large stroke - making serial neurological examinations problematic • Pregnancy • High probability of admission
Potential CDU Interventions
• Neuro checks Q-2hr for 12 hrs, then Q4hr – to detect stroke, crescendo TIA, etc. • Neurology consult – to detect occult stroke. • Carotid imaging with MRI/MRA - to detect surgical carotid stenosis (>50%) and microinfarct • If contraindications to MRI/MRA and good renal function, then CTA/P of head and neck vessels • If contraindications to MRI/MRA and poor renal function, then carotid doppler • 2-D Echocardiography - to detect a cardioembolic source. • Cardiac monitoring – for at least 12 hours for paroxysmal atrial fibrillation • Appropriate antiplatelet therapy (Aspirin ⇒ If on ASA then Plavix OR Aggrenox) • TIA stroke preventive educational materials (lipids, smoking, DM, HT, obesity, alcohol, stroke)
Discharge Criteria
Home
o No recurrent deficits, negative workup o Clinically stable for discharge home (on Asa – 81mg/day)
Admit
o Recurrent symptoms / deficit o Evidence of treatable vascular disease - ie >50% stenosis of neck vessels o Evidence of embolic source requiring treatment (ie heparin / coumadin) - ie mural thrombus,
Paroxysmal atrial fibrillation o Unable to complete workup or safely discharge patient within timeframe o Physician judgment
TRANSFUSION PROTOCOL
CDU INCLUSION CRITERIA
• Symptomatic anemia or thrombocytopenia • Deficiency correctable by transfusion • Stable vital signs with labs verifying need for transfusion
CDU EXCLUSION CRITERIA
• Unstable vital signs • Active bleeding present (unless transfusing platelets for thrombocytopenia and patient stable) • End stage renal failure, dialysis patients • Hemoglobin <5 • Pancytopenia or transfusion of multiple blood products required
POTENTIAL CDU INTERVENTIONS
• IV started, Pre-medicate and IV hydration as needed • Type and Cross sent, if not previously done • Transfuse RBCs or platelets • Repeat CBC at least 2 hours following transfusion, at physician discretion
DISPOSITION
Home
• Stable vital signs • Symptoms improved • No fever for 1 hour after 1 unit PRBC's or 1 dose of platelets and for 2 hours after 2 units PRBC's • No evidence of fluid overload or CHF • No evidence of transfusion reaction • Satisfactory increase in hemoglobin following transfusion
Admit
• Transfusion reaction • Unstable vital signs • Fluid overload, CHF
VERTIGO CDU PROTOCOL
CDU INCLUSION CRITERIA
• Likely peripheral vertigo • Acceptable vital signs • Normal cerebellar exam (heel–shin or finger nose testing) • Normal cranial nerve exam
CDU EXCLUSION CRITERIA
• Acute hearing loss, double vision, neuro deficits • Severe headache or head trauma associated with vertigo • Significant vital sign abnormalities • Fever (Temp of 38 C oral or greater) • High clinical suspicion of central vertigo or stroke
POTENTIAL CDU INTERVENTIONS
• Medication – Benzodiazepines, Compazine • Anticholinergics (e.g. antivert, benadryl) • Antiemetics (e.g. Phenergan, Compazine) • Appropriate IV hydration • Further testing when indicated, e.g. blood work, head CT, MRI • Advance diet and ambulate as tolerated
DISPOSITION
Home
• Acceptable vital signs • Able to ambulate and care for self safely in home environment • Able to take PO medications
Admit
• Unacceptable vital signs or clinical condition (e.g. stroke) • Significant lab or imaging abnormalities • Unable to tolerate PO meds or care for self in home environment • Unable to ambulate as well as before vertigo